| // RUN: %target-swift-frontend -sanitize=thread -emit-silgen %s | %FileCheck %s |
| // REQUIRES: tsan_runtime |
| |
| func takesInout(_ p: inout Int) { } |
| func takesInout(_ p: inout MyStruct) { } |
| |
| |
| struct MyStruct { |
| var storedProperty: Int = 77 |
| } |
| |
| class MyClass { |
| var storedProperty: Int = 22 |
| } |
| |
| var gStruct = MyStruct() |
| var gClass = MyClass() |
| |
| // CHECK-LABEL: sil hidden @_T020tsan_instrumentation17inoutGlobalStructyyF : $@convention(thin) () -> () { |
| // CHECK: [[GLOBAL_ADDR:%.*]] = global_addr @_T020tsan_instrumentation7gStructAA02MyC0Vvp : $*MyStruct |
| // CHECK: [[WRITE:%.*]] = begin_access [modify] [dynamic] [[GLOBAL_ADDR]] : $*MyStruct |
| // CHECK: {{%.*}} = builtin "tsanInoutAccess"([[WRITE]] : $*MyStruct) : $() |
| // CHECK: [[TAKES_INOUT_FUNC:%.*]] = function_ref @_T020tsan_instrumentation10takesInoutyAA8MyStructVzF : $@convention(thin) (@inout MyStruct) -> () |
| // CHECK: {{%.*}} = apply [[TAKES_INOUT_FUNC]]([[WRITE]]) : $@convention(thin) (@inout MyStruct) -> () |
| func inoutGlobalStruct() { |
| takesInout(&gStruct) |
| } |
| |
| |
| // CHECK-LABEL: sil hidden @_T020tsan_instrumentation31inoutGlobalStructStoredPropertyyyF : $@convention(thin) () -> () { |
| // CHECK: [[GLOBAL_ADDR:%.*]] = global_addr @_T020tsan_instrumentation7gStructAA02MyC0Vvp : $*MyStruct |
| // CHECK: [[WRITE:%.*]] = begin_access [modify] [dynamic] [[GLOBAL_ADDR]] : $*MyStruct |
| // CHECK: {{%.*}} = builtin "tsanInoutAccess"([[WRITE]] : $*MyStruct) : $() |
| // CHECK: [[ELEMENT_ADDR:%.*]] = struct_element_addr [[WRITE]] : $*MyStruct, #MyStruct.storedProperty |
| // CHECK: {{%.*}} = builtin "tsanInoutAccess"([[ELEMENT_ADDR]] : $*Int) : $() |
| // CHECK: [[TAKES_INOUT_FUNC:%.*]] = function_ref @_T020tsan_instrumentation10takesInoutySizF : $@convention(thin) (@inout Int) -> () |
| // CHECK: {{%.*}} = apply [[TAKES_INOUT_FUNC]]([[ELEMENT_ADDR]]) : $@convention(thin) (@inout Int) -> () |
| func inoutGlobalStructStoredProperty() { |
| // This should generate two TSan inout instrumentations; one for the address |
| // of the global and one for the address of the struct stored property. |
| takesInout(&gStruct.storedProperty) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T020tsan_instrumentation30inoutGlobalClassStoredPropertyyyF : $@convention(thin) () -> () { |
| // CHECK: [[GLOBAL_ADDR:%.*]] = global_addr @_T020tsan_instrumentation6gClassAA02MyC0Cvp : $*MyClass |
| // CHECK: [[READ:%.*]] = begin_access [read] [dynamic] [[GLOBAL_ADDR]] : $*MyClass |
| // CHECK: [[LOADED_CLASS:%.*]] = load [copy] [[READ]] : $*MyClass |
| // CHECK: [[VALUE_BUFFER:%.*]] = alloc_stack $Builtin.UnsafeValueBuffer |
| // CHECK: [[TEMPORARY:%.*]] = alloc_stack $Int |
| // CHECK: [[BORROWED_CLASS:%.*]] = begin_borrow [[LOADED_CLASS]] : $MyClass |
| // CHECK: [[TEMPORARY_RAW:%.*]] = address_to_pointer [[TEMPORARY]] : $*Int to $Builtin.RawPointer |
| // CHECK: {{%.*}} = builtin "tsanInoutAccess"([[VALUE_BUFFER]] : $*Builtin.UnsafeValueBuffer) : $() |
| // CHECK: [[MATERIALIZE_FOR_SET:%.*]] = class_method [[BORROWED_CLASS]] : $MyClass, #MyClass.storedProperty!materializeForSet.1 : (MyClass) -> (Builtin.RawPointer, inout Builtin.UnsafeValueBuffer) -> (Builtin.RawPointer, Builtin.RawPointer?), $@convention(method) (Builtin.RawPointer, @inout Builtin.UnsafeValueBuffer, @guaranteed MyClass) -> (Builtin.RawPointer, Optional<Builtin.RawPointer>) |
| // CHECK: [[MATERIALIZE_FOR_SET_TUPLE:%.*]] = apply [[MATERIALIZE_FOR_SET]]([[TEMPORARY_RAW]], [[VALUE_BUFFER]], [[BORROWED_CLASS]]) : $@convention(method) (Builtin.RawPointer, @inout Builtin.UnsafeValueBuffer, @guaranteed MyClass) -> (Builtin.RawPointer, Optional<Builtin.RawPointer>) |
| // CHECK: [[TEMPORARY_BUFFER:%.*]] = tuple_extract [[MATERIALIZE_FOR_SET_TUPLE]] : $(Builtin.RawPointer, Optional<Builtin.RawPointer>), 0 |
| // CHECK: [[OPTIONAL_CALLBACK:%.*]] = tuple_extract [[MATERIALIZE_FOR_SET_TUPLE]] : $(Builtin.RawPointer, Optional<Builtin.RawPointer>), 1 |
| // CHECK: [[BUFFER_ADDRESS:%.*]] = pointer_to_address [[TEMPORARY_BUFFER]] : $Builtin.RawPointer to [strict] $*Int |
| // CHECK: [[BUFFER_ADDRESS_DEPENDENCE:%.*]] = mark_dependence [[BUFFER_ADDRESS]] : $*Int on [[LOADED_CLASS]] : $MyClass |
| // CHECK: end_borrow [[BORROWED_CLASS]] from [[LOADED_CLASS]] : $MyClass, $MyClass |
| // CHECK: {{%.*}} builtin "tsanInoutAccess"([[BUFFER_ADDRESS_DEPENDENCE]] : $*Int) : $() |
| // CHECK: [[TAKES_INOUT_FUNC:%.*]] = function_ref @_T020tsan_instrumentation10takesInoutySizF : $@convention(thin) (@inout Int) -> () |
| // CHECK: {{%.*}} apply [[TAKES_INOUT_FUNC]]([[BUFFER_ADDRESS_DEPENDENCE]]) : $@convention(thin) (@inout Int) -> () |
| func inoutGlobalClassStoredProperty() { |
| // This generates two TSan inout instrumentations. One for the value |
| // buffer that is passed inout to materializeForSet and one for the |
| // temporary buffer passed to takesInout(). |
| takesInout(&gClass.storedProperty) |
| } |